You could put glyphosate (roundup/Gallup) in a small sprayer (bought, or a rinsed out domestic cleaning product sprayer), and apply it from a few inches away. You could also use light suppression - black plastic, mypex or polythene, or if you prefer, cardboard weighted down with stones.

You cannot post new topics in this forumYou cannot reply to topics in this forumYou cannot edit your posts in this forumYou cannot delete your posts in this forumYou cannot vote in polls in this forumYou can attach files in this forumYou can download files in this forum